docstr: Returns all filenames in the subset.
docstr_tok: ["Returns","all","filenames","in","the","subset","."]
code: def get_filenames(self) -> List[str]:
      """Returns all filenames in the subset."""
      return self.filenames_subset
  
file_path: lightly/lightly/data/lightly_subset.py
imports: from typing import Dict, List, Tuple
  from lightly.data.dataset import LightlyDataset
label_desc: Use image node_id 4 for calling the LightlySubset obj's underlying member method code with example usage: obj.get_filenames() and returns: self